Concessão da patente
#16.1
06/02/1987
RPI 867
The letters patent expired on 09/24/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 06/02/1987. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
FR
Inventors
C. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/02/1987
RPI 867
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12/02/1986
RPI 841
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08/12/1986
RPI 825
#6.1
12/03/1985
RPI 789
#5.1
01/31/1984
RPI 693
#4.1
09/13/1983
RPI 673
#21.1
09/24/1996
RPI 1347
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